Add skip tls flag (#260)

src/types/privatekubectl.ts

@@ -8,9 +8,8 @@ import * as path from 'path'
 
 export class PrivateKubectl extends Kubectl {
    protected async execute(args: string[], silent: boolean = false) {
-      if (this.namespace) {
-         args = args.concat(['--namespace', this.namespace])
-      }
+      args = args.concat(this.getExecuteFlags())
+
       args.unshift('kubectl')
       let kubectlCmd = args.join(' ')
       let addFileFlag = false